Merge pull request AllenDowney#55 from jorge-e/patch-8

AllenDowney · web-flow · commit c46b25568890 · 2019-12-30T09:00:29.000-05:00
Remove unnecessary colon
diff --git a/book/book.tex b/book/book.tex
@@ -7402,7 +7402,7 @@ \section{Lists are mutable}
 
 Figure~\ref{fig.liststate} shows 
 the state diagram for {\tt
-cheeses}, {\tt numbers} and {\tt empty}:
+cheeses}, {\tt numbers} and {\tt empty}.
 \index{state diagram}
 \index{diagram!state}
 
